| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1696.14 | USD | 20251205 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1696.52 | USD | 20251204 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1696.02 | USD | 20251203 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1695.06 | USD | 20251202 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1200.67 | USD | 20251202 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1695.9 | USD | 20251201 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1483.91 | USD | 20251201 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1695.18 | USD | 20251129 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1709.55 | USD | 20251127 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1737.39 | USD | 20251126 |